In one example, a lead comprises a plurality of conductors, each conductor of the plurality of conductors comprising a conductor first end, a conductor second end, and a conductor intermediate portion therebetween, and a spline. The lead may include a first set of contacts and a second set of contracts electrically coupled with respective conductors of the plurality of conductors. The second set of contacts may include a plurality of inserts defining a plurality of apertures through which an end of respective conductors is disposed. Tire lead may further include an outer lead body disposed over at least the intermediate portion of the plurality of conductors.